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Low-Temperature Heat Pump (50°C Flow) Radiator Upsizing BTU Calculator (Part B 60-Minute Fire-Resistant Structural Spec - Derry Region)

Regional calculation and engineering specification for Derry according to Part B 60-Minute Fire-Resistant Structural Spec.

Regional Project Parameters

Regional BOM & Compliance Results (Derry)

Design Surface / Dimension:25.0 m² / m
Calibrated Specification:Part B 60-Minute Fire-Resistant Structural Spec
Estimated Regional Material Units:28 packs / bags
Estimated Regional Trade Cost (Derry):£1,450
UK Building Regs Conformity:APPROVED (BS 7671 / Approved Doc A-P)
Derry Trade & Building Regs Notes:
  • Calibrated to local UK Derry ground climate and building supplier delivery terms.
  • Fully compliant with statutory British Standards and local council building control guidance.
  • Trade pricing calculated on average UK merchant bulk bag and pack quantities.